A libarchive security update has been released for Debian GNU/Linux 8 Extended LTS to address three issues.
ELA-603-1 libarchive security update
Package libarchive
ELA-603-1 libarchive security update
Version 3.1.2-11+deb8u9
Related CVEs CVE-2019-19221 CVE-2021-23177 CVE-2021-31566
Three issues have been found in libarchive, a multi-format archive and compression library.
CVE-2021-31566 symbolic links incorrectly followed when changing modes, times, ACL and flags of a file while extracting an archive
CVE-2021-23177 extracting a symlink with ACLs modifies ACLs of target
CVE-2019-19221 out-of-bounds read because of an incorrect mbrtowc or mbtowc call
For Debian 8 jessie, these problems have been fixed in version 3.1.2-11+deb8u9.
We recommend that you upgrade your libarchive packages.
Further information about Extended LTS security advisories can be found at: https://deb.freexian.com/extended-lts/
